In a 3 phase VSI out of eight valid states, the number of valid states that produce zero ac line voltages is/are_________?

Related Mcqs:

A thyristor equivalent of a thyratron tube is a _________?

A. Diac B. Triac C. Silicon controlled-rectifier SCR D. None of above...

Leakage current flows through the thyristor in_________?

A. forward blocking mode B. reverse blocking mode C. both forward and reverse blocking mode D. forward conduction mode...

Which of the following is true about SIT?

A. SIT is a high power, high frequency device B. SIT is a high power, low frequency device C. SIT is a high power, high voltage device D. SIT is a low power, high frequency device...

The output power of the cascaded amplifier / attenuator system can be determined using___________?

A. Actual gain of amplifier B. Actual gain of amplifier and attenuator C. Gain in dB of amplifier and attenuator D. Actual gain of attenuator...

In a three phase voltage source inverters____________?

A. Only amplitude of voltage is controllable B. Only phase is controllable C. Both amplitude and phase is controllable D. Amplitude, phase and frequency of voltages should always be controllable...